Merge "cpufreq: schedutil: Avoid unnecessary kthread wakeup" (be63e329) · Commits · e / devices / android_kernel_fairphone_FP3

kernel/sched/cpufreq_schedutil.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -84,6 +84,7 @@ struct sugov_cpu {
		};

		static DEFINE_PER_CPU(struct sugov_cpu, sugov_cpu);
		static unsigned int stale_ns;

		/********************** Governor internals *********************/

		@@ -364,7 +365,7 @@ static unsigned int sugov_next_freq_shared(struct sugov_cpu *sg_cpu)
		* idle now (and clear iowait_boost for it).
		*/
		delta_ns = last_freq_update_time - j_sg_cpu->last_update;
		if (delta_ns > sched_ravg_window) {
		if (delta_ns > stale_ns) {
		j_sg_cpu->iowait_boost = 0;
		continue;
		}
		@@ -716,6 +717,7 @@ static int sugov_init(struct cpufreq_policy *policy)

		policy->governor_data = sg_policy;
		sg_policy->tunables = tunables;
		stale_ns = sched_ravg_window + (sched_ravg_window >> 3);

		ret = kobject_init_and_add(&tunables->attr_set.kobj, &sugov_tunables_ktype,
		get_governor_parent_kobj(policy), "%s",